WO2021185929A3 - High level syntax for video coding and decoding - Google Patents
High level syntax for video coding and decoding Download PDFInfo
- Publication number
- WO2021185929A3 WO2021185929A3 PCT/EP2021/056870 EP2021056870W WO2021185929A3 WO 2021185929 A3 WO2021185929 A3 WO 2021185929A3 EP 2021056870 W EP2021056870 W EP 2021056870W WO 2021185929 A3 WO2021185929 A3 WO 2021185929A3
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- WIPO (PCT)
- Prior art keywords
- decoding
- syntax elements
- slice
- bitstream
- high level
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/156—Availability of hardware or computational resources, e.g. encoding based on power-saving criteria
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/172—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a picture, frame or field
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/174—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a slice, e.g. a line of blocks or a group of blocks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/186—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020227035376A KR20220153071A (en) | 2020-03-20 | 2021-03-17 | High-level syntax for video coding and decoding |
JP2022542500A JP7434580B2 (en) | 2020-03-20 | 2021-03-17 | High-level syntax for video encoding and decoding |
US17/913,114 US20230115242A1 (en) | 2020-03-20 | 2021-03-17 | High level syntax for video coding and decoding |
EP21711909.8A EP4122201A2 (en) | 2020-03-20 | 2021-03-17 | High level syntax for video coding and decoding |
CN202180022971.4A CN115315949A (en) | 2020-03-20 | 2021-03-17 | High level syntax for video encoding and decoding |
BR112022018757A BR112022018757A2 (en) | 2020-03-20 | 2021-03-17 | HIGH-LEVEL SYNTAX FOR VIDEO ENCODING AND DECODING |
JP2024015773A JP2024050804A (en) | 2020-03-20 | 2024-02-05 | High-level syntax for video encoding and decoding |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2004095.2A GB2593222A (en) | 2020-03-20 | 2020-03-20 | High level syntax for video coding and decoding |
GB2004095.2 | 2020-03-20 |
Publications (2)
Publication Number | Publication Date |
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WO2021185929A2 WO2021185929A2 (en) | 2021-09-23 |
WO2021185929A3 true WO2021185929A3 (en) | 2022-01-27 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/EP2021/056870 WO2021185929A2 (en) | 2020-03-20 | 2021-03-17 | High level syntax for video coding and decoding |
Country Status (9)
Country | Link |
---|---|
US (1) | US20230115242A1 (en) |
EP (1) | EP4122201A2 (en) |
JP (2) | JP7434580B2 (en) |
KR (1) | KR20220153071A (en) |
CN (1) | CN115315949A (en) |
BR (1) | BR112022018757A2 (en) |
GB (1) | GB2593222A (en) |
TW (1) | TWI827919B (en) |
WO (1) | WO2021185929A2 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2021200610A1 (en) * | 2020-03-31 | 2021-10-07 | シャープ株式会社 | Dynamic image decoding device, dynamic image coding device, dynamic image decoding method, and dynamic image coding method |
KR20240074008A (en) * | 2020-03-31 | 2024-05-27 | 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 | Methods and apparatuses for signaling of syntax elements in video coding |
US11659207B2 (en) * | 2020-06-08 | 2023-05-23 | Qualcomm Incorporated | General constraints of syntax elements for video coding |
WO2023104065A1 (en) * | 2021-12-07 | 2023-06-15 | Beijing Bytedance Network Technology Co., Ltd. | Method, apparatus, and medium for video processing |
Citations (1)
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US20180332280A1 (en) * | 2012-01-17 | 2018-11-15 | Telefonaktiebolaget Lm Ericsson (Publ) | Reference Picture List Handling |
Family Cites Families (15)
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US8619874B2 (en) * | 2007-04-13 | 2013-12-31 | Apple Inc. | Method and system for video encoding and decoding |
US8265144B2 (en) * | 2007-06-30 | 2012-09-11 | Microsoft Corporation | Innovations in video decoder implementations |
US9648325B2 (en) * | 2007-06-30 | 2017-05-09 | Microsoft Technology Licensing, Llc | Video decoding implementations for a graphics processing unit |
US8254455B2 (en) * | 2007-06-30 | 2012-08-28 | Microsoft Corporation | Computing collocated macroblock information for direct mode macroblocks |
GB2488830B (en) * | 2011-03-10 | 2015-07-29 | Canon Kk | Method and device for encoding image data and method and device for decoding image data |
GB2509901A (en) * | 2013-01-04 | 2014-07-23 | Canon Kk | Image coding methods based on suitability of base layer (BL) prediction data, and most probable prediction modes (MPMs) |
EP3092796B1 (en) * | 2014-01-07 | 2020-06-17 | Canon Kabushiki Kaisha | Method, device, and computer program for encoding inter-layer dependencies |
JP6824034B2 (en) * | 2014-03-31 | 2021-02-03 | ソニー株式会社 | Image decoding device and method |
CN112438048A (en) * | 2018-07-16 | 2021-03-02 | 韩国电子通信研究院 | Method and apparatus for encoding/decoding image and recording medium storing bitstream |
KR102540190B1 (en) * | 2018-10-05 | 2023-06-08 | 엘지전자 주식회사 | Intra prediction-based image coding method and apparatus using mpm list |
US11778171B2 (en) * | 2019-01-02 | 2023-10-03 | Nokia Technologies Oy | Apparatus, a method and a computer program for video coding and decoding |
KR20200104252A (en) * | 2019-02-26 | 2020-09-03 | 주식회사 엑스리스 | Method for encoding/decoidng video signal and apparatus therefor |
JP7440644B2 (en) | 2020-01-14 | 2024-02-28 | エルジー エレクトロニクス インコーポレイティド | Image encoding/decoding method and apparatus for signaling information about subpictures and picture headers, and method for transmitting bitstreams |
BR112022016900A2 (en) | 2020-02-28 | 2022-10-25 | Huawei Tech Co Ltd | ENCODER, DECODER, AND CORRESPONDING METHODS THAT SIMPLIFY SIGNALING SLICE HEADER SYNTAX ELEMENTS |
AR121125A1 (en) | 2020-02-29 | 2022-04-20 | Beijing Bytedance Network Tech Co Ltd | INTERACTION BETWEEN PICTURE HEADER AND SEGMENT HEADER OF A VIDEO BITSTREAM |
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2020
- 2020-03-20 GB GB2004095.2A patent/GB2593222A/en active Pending
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2021
- 2021-03-17 WO PCT/EP2021/056870 patent/WO2021185929A2/en active Application Filing
- 2021-03-17 KR KR1020227035376A patent/KR20220153071A/en active Search and Examination
- 2021-03-17 CN CN202180022971.4A patent/CN115315949A/en active Pending
- 2021-03-17 BR BR112022018757A patent/BR112022018757A2/en not_active Application Discontinuation
- 2021-03-17 JP JP2022542500A patent/JP7434580B2/en active Active
- 2021-03-17 EP EP21711909.8A patent/EP4122201A2/en active Pending
- 2021-03-17 US US17/913,114 patent/US20230115242A1/en active Pending
- 2021-03-18 TW TW110109797A patent/TWI827919B/en active
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2024
- 2024-02-05 JP JP2024015773A patent/JP2024050804A/en active Pending
Patent Citations (1)
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US20180332280A1 (en) * | 2012-01-17 | 2018-11-15 | Telefonaktiebolaget Lm Ericsson (Publ) | Reference Picture List Handling |
Non-Patent Citations (6)
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C-Y LAI ET AL: "AHG9: Allowing slice-level scaling list and LMCS", no. JVET-Q0182, 30 December 2019 (2019-12-30), XP030222815, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/17_Brussels/wg11/JVET-Q0182-v1.zip JVET-Q0182-v1.docx> [retrieved on 20191230] * |
HENDRY (LGE) ET AL: "[AHG9]: On picture level and slice level tool parameters", no. JVET-Q0200, 30 December 2019 (2019-12-30), XP030222887, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/17_Brussels/wg11/JVET-Q0200-v1.zip JVET-Q0200_v1.docx> [retrieved on 20191230] * |
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Also Published As
Publication number | Publication date |
---|---|
JP2024050804A (en) | 2024-04-10 |
TW202137765A (en) | 2021-10-01 |
GB202004095D0 (en) | 2020-05-06 |
KR20220153071A (en) | 2022-11-17 |
WO2021185929A2 (en) | 2021-09-23 |
US20230115242A1 (en) | 2023-04-13 |
TWI827919B (en) | 2024-01-01 |
EP4122201A2 (en) | 2023-01-25 |
JP7434580B2 (en) | 2024-02-20 |
CN115315949A (en) | 2022-11-08 |
GB2593222A (en) | 2021-09-22 |
JP2023516251A (en) | 2023-04-19 |
BR112022018757A2 (en) | 2022-11-01 |
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